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// Microsoft Developer & Platform Evangelism
// 
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namespace SL.IdentityModel.Protocols.WSTrust
{
    /// <summary>
    /// Class is used to return results of a token issuance async call
    /// </summary>
    public class IssueCompletedEventArgs : System.ComponentModel.AsyncCompletedEventArgs
    {
        private object[] _results;


        /// <summary>
        /// Field returns the RequestSecurityResponse for the token request
        /// </summary>
        public RequestSecurityTokenResponse Result
        {
            get
            {
                base.RaiseExceptionIfNecessary();
                return _results[0] as RequestSecurityTokenResponse;
            }
        }

        /// <summary>
        /// Creates an instance of the class
        /// </summary>
        /// <param name="results">an array with a single element, containing a RequestSecurityTokenResponse</param>
        /// <param name="exception">an exception giving error information, null if no error occured</param>
        /// <param name="cancelled">flag indicating if async operation was cancelled</param>
        /// <param name="userState">userstate of the async call</param>
        public IssueCompletedEventArgs( object[] results, System.Exception exception, bool cancelled, object userState ) :
            base( exception, cancelled, userState )
        {
            if ( null == exception && false == cancelled )
            {
                _results = results;
            }
        }
    }
}